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drm/amdgpu: correct initial cp_hqd_quantum for gfx9

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commit 9f52c25f59 upstream.

didn't read the value of mmCP_HQD_QUANTUM from correct
register offset

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <Le.Ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hawking Zhang 2021-09-26 22:19:35 +08:00 committed by Greg Kroah-Hartman
parent c331fad63b
commit 9f382e1edf
1 changed files with 1 additions and 1 deletions
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drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -3542,7 +3542,7 @@ static int gfx_v9_0_mqd_init(struct amdgpu_ring *ring)
/* set static priority for a queue/ring */ /* set static priority for a queue/ring */
gfx_v9_0_mqd_set_priority(ring, mqd); gfx_v9_0_mqd_set_priority(ring, mqd);
mqd->cp_hqd_quantum = RREG32(mmCP_HQD_QUANTUM); mqd->cp_hqd_quantum = RREG32_SOC15(GC, 0, mmCP_HQD_QUANTUM);
/* map_queues packet doesn't need activate the queue, /* map_queues packet doesn't need activate the queue,
* so only kiq need set this field. * so only kiq need set this field.